Finding the Fourth Proportional to 35,796.48, 49,396.25 and 20,690.12

Step by Step Solution

1. Step 1: Write the proportion equation
   35,796.48 : 49,396.25 = 20,690.12 : x
2. Step 2: Convert to fraction form
   35,796.48/49,396.25 = 20,690.12/x
3. Step 3: Cross multiply
   35,796.48x = 49,396.25 × 20,690.12
4. Step 4: Simplify right side
   35,796.48x = 1,022,014,121.03
5. Step 5: Solve for x
   x = 1,022,014,121.03/35,796.48
6. Step 6: Final answer
   x = 28,550.69